[PATCH] json: fix 'add flowtable' command

[Alex Forster <aforster@cloudflare.com>]

In `json_parse_cmd_add_flowtable`, the format arguments passed to `json_unpack` are incorrect: the object key name ("dev") is not provided.

Fixes: 586ad2103 ("parser_json: permit empty device list")
Signed-off-by: Alex Forster <aforster@cloudflare.com>
Cc: Florian Westphal <fw@strlen.de>
---
 src/parser_json.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/parser_json.c b/src/parser_json.c
index 76c268f8..aa00e9ec 100644
--- a/src/parser_json.c
+++ b/src/parser_json.c
@@ -3253,7 +3253,7 @@ static struct cmd *json_parse_cmd_add_flowtable(struct json_ctx *ctx,
 		return NULL;
 	}
 
-	json_unpack(root, "{s:o}", &devs);
+	json_unpack(root, "{s:o}", "dev", &devs);
 
 	hookstr = chain_hookname_lookup(hook);
 	if (!hookstr) {
-- 
2.38.1